code: def test_log_func_two_classes(supports_correct, expected):
      n_classes = 2
      result = log_func(n_classes, supports_correct)
      assert np.isclose(result, expected)
  
file_path: DESlib/deslib/tests/util/test_prob_functions.py
imports: import numpy
  import pytest
  from deslib.util.prob_functions import ccprmod, log_func, min_difference, softmax, exponential_func, entropy_func
label_desc: Use image node_id 7 for calling a global function with example usage: test_log_func_two_classes(supports_correct, expected) without return types